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Australian Biological Resources Study

Checklist of the Lichens of Australia and its Island Territories
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References
Pyrenula bicuspidata Müll.Arg.

Hedwigia 32: 136 (1893)

T: Mount Perry, Brisbane, Qld, F.M.Bailey 233; iso: BRI.

Melanotheca oxyspora Müll.Arg., Rep. Australas. Assoc. Advancem. Sci. 1895: 462 (1895). T: Qld, 1887, C.Knight 127; holo: G.

  Thallus brownish to olive-green, lacking pseudocyphellae, corticate. Ascomata solitary, subglobose, erumpent from the substratum, the sides often partly covered by the thallus, c. 0.5–1.0 mm diam. Ascomatal wall without crystals, to 100 μm thick; ostiole apical, pale. Hamathecium not inspersed with oil droplets, IKI–. Ascospores 8 per ascus, irregularly biseriate, 3-septate, but seemingly 5-septate, elongate-fusiform, brown, 35–47 × 7–14 μm; apices with attenuated and bent tapering ‘tails’; lumina elongate.
CHEMISTRY: No substances detected.
  A rare endemic in rainforest in eastern Qld and north-eastern N.S.W.  
  Aptroot (2009c)  

Checklist Index
Introduction | A–D | E–O | P–R | S–Z | Oceanic Islands | References

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